indexo.dev

arcgroup.io

.io crawl

First seen 2026-04-20 · Last seen 2026-05-14 · ok HTTP/1.1 200 1772 ms crawled 2026-05-14

US · 141.193.213.11 · AS209242 Cloudflare London, LLC

Reputation 89/100 weak security headers dmarc monitor-only

Classifying

HTML metadata

Title
ARC | Europe's leading network of science and innovation clusters
Description
At Advanced Research Clusters, we are supporting science & innovation businesses to thrive, creating the best environments for innovation.
Language
en-US
Generator
Site Kit by Google 1.148.0
Canonical
https://www.arcgroup.io/
Feeds

Open Graph

url
https://www.arcgroup.io/
title
ARC | Europe's leading network of science and innovation clusters
locale
en_US
site name
ARC Group
description
At Advanced Research Clusters, we are supporting science & innovation businesses to thrive, creating the best environments for innovation.

Technology

CDN
Cloudflare
CMS
WordPress
Analytics
  • Google Tag Manager

Third-party hosts loaded (6)

  • cdn-cookieyes.com×3
  • www.googletagmanager.com×3
  • gmpg.org×2
  • js.hs-scripts.com×2
  • secure.smart-enterprise-acumen.com×2
  • js.hsforms.net×1

Social

Contact

Address
st news from across ARC.© ARC 2026

DNS records live

NS
  • dns1.registrar-servers.com
  • dns2.registrar-servers.com
MX
  • 0 d228112.a.ess.uk.barracudanetworks.com
  • 1 d228112.b.ess.uk.barracudanetworks.com
Verified for
  • Google
  • Microsoft 365

Email authentication partial

SPF
v=spf1 ip4:52.18.156.134 ip4:34.248.8.165 include:spf.ess.uk.barracudanetworks.com include:spf.protection.outlook.com include:26669701.spf07.hubspotemail.net -all
strict (-all)
DMARC
v=DMARC1; p=none;
policy: none (monitoring only)
DKIM
no key found at common selectors

Certificate (current)

E8
from 2026-05-05 to 2026-08-03
Expires in 74 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://www.arcgroup.io/

findings
  • missing HSTS
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy

Links to (8)

Linked from (1)